欢迎登录材料期刊网

材料期刊网

高级检索

采用化学固沙方法,分别以水玻璃、氯化铝溶液作粘结剂和固化剂制备了固沙材料,重点讨论了氯化铝浓度对固沙材料的稳定性影响.结果表明:固沙块试样力学性能随固化剂浓度增加而提高.扫描电镜测试表明:随铝盐浓度增加粘结胶体中裂纹数量减少且胶质形态由针状转变为球体,沙粒覆盖效果更好.X-射线衍射、红外光谱分析、热重-差热分析表明,水玻璃中的Si(OH)4与AlCl3反应生成了含有Si-O-Si键、游离Si-OH键、Si-O-Al键的非晶态铝硅酸盐聚合物,从而使固沙体力学性能及热稳定性增强.

参考文献

[1] 韩致文,胡英娣,陈广庭,姚正义,邵国胜.化学工程固沙在塔里木沙漠公路沙害防治中的适宜性[J].环境科学,2000(05):86-88.
[2] 张正林.英国水玻璃砂的应用现状[J].中国铸造装备与技术,1986(04):31-35.
[3] 张颂超.OMC改性水玻璃砂[J].机械制造,1982(02):40.
[4] 陶道敏.国外无机硅化合物研究进展简述[J].硅酸盐学报,2007(01):13.
[5] Zaslavsky D;Rozenberg L V .Stabilization of soil aggregates[P].US:4303438,1998.
[6] Dong Z;Chen G;He X.Controlling the blown sand along the highway crossing the Taklimakan desert[J].Journal of Arid Environments,2004(57):329-344.
[7] Jun Yang;Fang Wang;Li Fang;Tianwei Tan .Synthesis, characterization and application of a novel chemical sand-fixing agent-poly(aspartic acid) and its composites[J].Environmental Pollution,2007(1):125-130.
[8] Farmer V C;Fraser A R;Tait J M.Synthesis of imogolite[J].Journal of The Chemical Society,chemical Communications,1977(13):462-463.
[9] Wada S I;Eto A;Wada K.Synthitic allophane and imogolite[J].Journal of Soil Science,1979(30):347-355.
[10] Wada S;Wada K.Formation,composition and structure of hydroxyl-aluminosilcate ions[J].Journal of Soil Science,1980(31):457-467.
[11] Ohashi F;Wada S;Suzuki M.Synthetic allophane from high-concentration solutions:nano-engineering of the porous solid[J].Journal of Clay Minerals,2002(37):451-456.
[12] Kondo Y R;Nakanishi S I.Wada S Properties of hydroxyl aluminum silicate ions formed by instantaneous mixing of sodium ortho-silicate and aluminum chloride solutions[J].Journal of Clay Science,2003(12):81-84.
[13] 龚江宏.陶瓷材料断裂力学[M].北京:清华大学出版社,2001
[14] 卢晨;季敦生;朱纯熙.水玻璃的基本组成及定量测定[J].上海交通大学学报,1997(09):86-89.
[15] Zhang Z H;Yao X;Zhu H J.Activating process of geopolymer source material:kaolinite[J].Journal of Wuhan University of Technology(Materials Science Edition),2009(24):132-136.
[16] 刘振海;畠山立子.分析化学手册.第八分册:热分析[M].北京:化学工业出版社,2000
[17] Liu S;Rao H;Sui X;Cool P;Vansant EF;Van Tendeloo G;Cheng X .Preparation of hollow silica spheres with different mesostructures[J].Journal of Non-Crystalline Solids: A Journal Devoted to Oxide, Halide, Chalcogenide and Metallic Glasses, Amorphous Semiconductors, Non-Crystalline Films, Glass-Ceramics and Glassy Composites,2008(10/11):826-830.
上一张 下一张
上一张 下一张
计量
  • 下载量()
  • 访问量()
文章评分
  • 您的评分:
  • 1
    0%
  • 2
    0%
  • 3
    0%
  • 4
    0%
  • 5
    0%